Relive our Webcast and learn more about how NASA prepared for STS-114, the Space Shuttle's Return to Flight mission. Your questions about launch readiness, payload preparation, the weather forecast -- and even an astronaut's point of view are answered by our panel of experts.

Overview: Winters gives us the latest on the launch day weather forecast, and the types of weather conditions required for a safe Space Shuttle launch.+ View Weather Forecast and Presentation (RealPlayer, 5.48 MB)

Overview: Learn more about Space Shuttle Discovery's STS-114 payloads! Higginbotham provides a briefing on the cargo Discovery is carrying, and how it was prepared for this historic mission.+ View ISS Payload Presentation (RealPlayer, 5.47 MB)